* test/ruby/test_float.rb: added test_strtod to test Float("0").

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6283 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index 568c56181a..6fae9bf493 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -51,4 +51,16 @@ class TestFloat < Test::Unit::TestCase
     b = 100000000000000000000000.0
     assert_equal(a == b, b == a)
   end
+
+  def test_strtod
+    a = Float("0")
+    assert(a.abs < Float::EPSILON)
+    a = Float("0.0")
+    assert(a.abs < Float::EPSILON)
+    a = Float("+0.0")
+    assert(a.abs < Float::EPSILON)
+    a = Float("-0.0")
+    assert(a.abs < Float::EPSILON)
+    # add expected behaviour here.
+  end
 end